Home / 141,602.30-212,413.05-48,115.10

Finding the Fourth Proportional to 141,602.30, 212,413.05 and 48,115.10

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Solution

The fourth proportional to 141,602.30, 212,413.05 and 48,115.10 is: 72,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,602.30 : 212,413.05 = 48,115.10 : x
  2. Step 2: Convert to fraction form
    141,602.30/212,413.05 = 48,115.10/x
  3. Step 3: Cross multiply
    141,602.30x = 212,413.05 × 48,115.10
  4. Step 4: Simplify right side
    141,602.30x = 10,220,275,142.06
  5. Step 5: Solve for x
    x = 10,220,275,142.06/141,602.30
  6. Step 6: Final answer
    x = 72,175.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.